Have you ever wondered how fossils are formed, or why so many fossils are found in tar pits? Do you know what a coprolite is? How do scientists determine a fossil's age? Read 'Fossils' to find the answers to these questions and many more. You'll also find a hands-on activity to try at home or at school, as well as a glossary of unfamiliar words, resources to help you locate additional information, and a useful index.Stewart, Melissa is the author of 'Fossils' with ISBN 9780756504427 and ISBN 0756504422.